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Middle Housing Development Application Process

Under state law and County Community Development Code (CDC) standards, middle housing includes duplexes, triplexes, quadplexes, townhouses and cottage clusters that meet certain criteria. The law allows construction of middle housing in neighborhoods.

Considering a middle housing project? We strongly encourage you to schedule a preapplication conference with our Development Review/Current Planning staff to learn more about the process. Complete the Pre-Application Request Form to get started.

Under state law(Link is external) and Washington County Community Development Code (CDC) standards, middle housing includes duplexes, triplexes, quadplexes, townhouses and cottage clusters that meet certain criteria. Middle housing regulations allow:

  • Middle housing in urban unincorporated residential districts where single-detached dwellings (residences) may be allowed: R-5, R-6, R-9, R-15, R-24, R-25+, R-6 NB, R-9 NB, R-15 NB, TO:R9-12, TO: R12-18 and TO: R18-24.
  • More housing units per site than what's allowed for other housing
  • Provisions to make it easier to keep existing homes and Accessory Dwelling Units on a lot where middle housing is proposed
  • Certain design and siting standards
  • An expedited land division process through which a separate lot can be created for each middle housing unit

Community Development Code resources:

Contact(s)

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